Radeon HD 8850M vs GeForce GT 640M LE

  AMD

Developer

  NVIDIA

  Radeon HD 8850M

Model

  GeForce GT 640M LE

  -

benchmarks
Total performance

  -

  GCN()

Architecture

  Fermi / Kepler(N13P-LP)

  28

Process, nm

  28

  640

Shaders

  384

  575

Core frequency

  500

  725

Core frequency (turbo mode)

  -

  -

Shaders frequency

  500

  GDDR5, DDR3

Memory type

  DDR3, GDDR5

  4500

Memory frequency

  1800 - 4000

  128

Memory bus

  128

  11.1

DirectX

  11

  4.1

OpenGL

  -

  10281.5

benchmarks
3DMark06

  8858.0

  6957.0

benchmarks
Cinebench R10

  5858.0